PR bootstrap/71481: fix input.c selftest
gcc/ChangeLog: PR bootstrap/71481 * input.c (selftest::test_reading_source_line): Avoid reading from __FILE__ by creating a tempfile with known content and reading from that instead. From-SVN: r237414
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@ -1,3 +1,10 @@
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2016-06-13 David Malcolm <dmalcolm@redhat.com>
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PR bootstrap/71481
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* input.c (selftest::test_reading_source_line): Avoid reading from
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__FILE__ by creating a tempfile with known content and reading
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from that instead.
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2016-06-13 David Malcolm <dmalcolm@redhat.com>
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* pretty-print.c (assert_pp_format_colored): Skip the test if
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29
gcc/input.c
29
gcc/input.c
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@ -1219,23 +1219,34 @@ test_builtins ()
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static void
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test_reading_source_line ()
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{
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/* We will read *this* source file, using __FILE__.
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Here is some specific text to read and test for:
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The quick brown fox jumps over the lazy dog. */
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const int linenum_after_test_message = __LINE__;
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const int linenum = linenum_after_test_message - 1;
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/* Create a tempfile and write some text to it. */
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char *filename = make_temp_file (".txt");
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ASSERT_NE (filename, NULL);
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FILE *out = fopen (filename, "w");
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if (!out)
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::selftest::fail_formatted (SELFTEST_LOCATION,
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"unable to open tempfile: %s", filename);
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fprintf (out,
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"01234567890123456789\n"
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"This is the test text\n"
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"This is the 3rd line\n");
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fclose (out);
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/* Read back a specific line from the tempfile. */
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int line_size;
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const char *source_line = location_get_source_line (__FILE__, linenum, &line_size);
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const char *source_line = location_get_source_line (filename, 2, &line_size);
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ASSERT_TRUE (source_line != NULL);
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ASSERT_EQ (53, line_size);
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if (!strncmp (" The quick brown fox jumps over the lazy dog. */",
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source_line, line_size))
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ASSERT_EQ (21, line_size);
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if (!strncmp ("This is the test text",
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source_line, line_size))
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::selftest::pass (SELFTEST_LOCATION,
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"source_line matched expected value");
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else
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::selftest::fail (SELFTEST_LOCATION,
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"source_line did not match expected value");
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unlink (filename);
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free (filename);
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}
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/* Run all of the selftests within this file. */
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